Senior Platform Engineer

Join the Leidos Homeland Sector and contribute to a high-impact international program delivering secure, next-generation private cloud capabilities within a NATO-secured environment. These new, fully funded senior-level positions offer the opportunity to apply deep technical expertise to the design, integration, and hands-on implementation of enterprise platform infrastructure supporting a Software-Defined Data Center (SDDC). You will help deliver secure, scalable, and automated platform services across Enterprise Core Services (ECS), Client Provisioning Services (CPS), Infrastructure as a Service (IaaS), DevOps, and Service Management Control (SMC). Working closely with infrastructure, networking, cybersecurity, and DevOps teams, you will support the full delivery lifecycle-from solution design and integration through deployment, testing, and customer acceptance. The positions also provide an exciting international travel opportunity, with approximately 25% travel to The Hague, Netherlands, and other NATO locations as needed to support implementation activities. Responsibilities: - Lead the design, integration, and hands-on implementation of enterprise platform infrastructure supporting private cloud SDDC modernization initiatives. - Design and implement automated deployment of VMware-based virtualization, compute, storage, and platform services supporting Enterprise Core Services (ECS), Client Provisioning Services (CPS), Infrastructure as a Service (IaaS), and Service Management Control (SMC). - Deploy and integrate enterprise platform technologies including VMware Cloud Foundation (VCF), vSphere, vCenter, ESXi, NSX, vSAN, and associated platform services. - Collaborate with networking, cybersecurity, DevOps, and infrastructure engineering teams to integrate platform capabilities into secure enterprise solutions. - Develop platform automation using Infrastructure as Code (IaC), Ansible, Terraform, PowerShell, or similar automation technologies to standardize infrastructure deployment and configuration. - Integrate Commercial Off-The-Shelf (COTS) platform technologies including compute, virtualization, storage, and cloud infrastructure into secure enterprise environments. - Design and implement enterprise virtualization, resource management, clustering, high availability, and workload optimization solutions. - Develop and maintain platform architectures, engineering designs, implementation plans, configuration standards, build guides, and technical documentation. - Participate in Agile development activities including sprint planning, technical reviews, engineering design reviews, and cross-functional collaboration. - Mentor engineers and provide technical guidance on platform engineering, virtualization, automation, and infrastructure modernization best practices. - Travel to NATO sites to install, configure, integrate, validate, test, and troubleshoot enterprise platform infrastructure while supporting deployment, commissioning, technical validation, and customer acceptance activities. - Support infrastructure modernization initiatives, technical planning, platform strategy, and proposal development activities. Required Experience, Skills, and Education: - Bachelor's degree in Computer Science, Information Technology, Engineering, or related discipline with 8-12 years of relevant experience, or Master's degree with 6-10 years of relevant experience. - Active NATO Secret clearance (or higher). - Demonstrated experience designing and implementing enterprise virtualization and platform infrastructure solutions. - Strong experience with VMware Cloud Foundation (VCF), VMware vSphere, ESXi, vCenter, vSAN, and associated virtualization technologies. - Experience deploying and integrating VMware NSX, software-defined data center (SDDC), and private cloud environments. - Extensive experience implementing enterprise platform automation using Infrastructure as Code (IaC), Ansible, Terraform, PowerShell, or similar technologies. - Strong understanding of enterprise compute, storage, virtualization, high availability, disaster recovery, and infrastructure resiliency principles. - Experience integrating enterprise platform solutions with networking, cybersecurity, backup, and cloud infrastructure technologies. - Strong understanding of enterprise infrastructure, virtualization, networking, storage, and cybersecurity practices. - Experience operating within Agile, SAFe, or DevSecOps delivery frameworks. - Strong leadership, communication, stakeholder engagement, and technical collaboration skills. - Experience supporting defense, government, or highly regulated development environments. Preferred Experience, Skills, and Education: - VMware Certified Professional (VCP), VMware Advanced Professional (VCAP), or equivalent VMware certification. - Experience with VMware Cloud Foundation (VCF) lifecycle management and automation. - Experience supporting NATO environments and compliance frameworks. - Experience with HPE Synergy, HPE ProLiant, Dell PowerEdge, or equivalent enterprise compute platforms. - Familiarity with enterprise storage technologies, including Dell PowerStore, HPE Alletra, or equivalent SAN solutions. - Experience with infrastructure monitoring, capacity management, and performance optimization tools. - Experience supporting large-scale infrastructure modernization and enterprise platform engineering initiatives.